build longlog.gmi from posts and header template

1 files changed, 38 insertions, 0 deletions

diff --git a/capsule/build_longlog.bash b/capsule/build_longlog.bash
new file mode 100755
index 0000000..d23acfa
--- /dev/null
+++ b/capsule/build_longlog.bash
@@ -0,0 +1,38 @@
+#!/bin/bash
+
+LONGLOG="content/logs/longlog.gmi"
+LONGLOG_HEADER="templates/longlog-header.gmi"
+LONGLOG_SRC_DIR="content/logs/longlog"
+HR="-----------------------------------------------------------------------"
+
+trim_longlog_tail()
+{
+  while [[ -z "$(tail -n 1 "$LONGLOG")" && "$(wc -l "$LONGLOG" | cut -c1)" -ne 0 ]]; do
+    head -n -1 "$LONGLOG" | tee "$LONGLOG" 1>/dev/null
+  done
+}
+
+echo "Cleaning existing longlog..."
+rm -f "$LONGLOG"
+
+echo "Copying longlog header..."
+cp "$LONGLOG_HEADER" "$LONGLOG"
+trim_longlog_tail
+echo "" >> "$LONGLOG"
+
+echo "Appending entries to longlog..."
+posts=(${LONGLOG_SRC_DIR}/*)
+for ((i=${#posts[@]}-1; i>=0; i--)); do
+  post="${posts[i]}"
+  if [[ "$post" =~ ${LONGLOG_SRC_DIR}/([0-9]{4}-[0-9]{2}-[0-9]{2}(\.[0-9]+)?)\.gmi ]]; then
+    date="${BASH_REMATCH[1]}"
+    suffix="${BASH_REMATCH[2]}"
+    title="$(head -n 1 "${posts[i]}" | sed "s/^\#\+ *//")"
+    echo "=> /logs/longlog/${date}${suffix}.gmi    ${date}    ${title}" >> "$LONGLOG"
+  else
+    echo "Error: $post does not match format YYYY-MM-DD(.n). Aborting..."
+    exit 1
+  fi
+done
+
+echo "Done."